Air Quality in Tigard, United States
Clear
23.1°C · 42.4% humidity
23.1°
Feels 23.1°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations
Nearby Monitoring Stations
Tigard's air quality — share it
AQI Forecast
Calibrated
23
6am
19
15
36
9am
33
11
4
12pm
3
2
1
3pm
1
1
0
6pm
0
0
6
9pm
6
26
26
12am
26
26
26
3am
26
26
Station readings
23
19
15
14
CAMS model
adj -28
54
54
54
54
54
34
27
27
25
25
25
25
25
27
27
34
34
54
54
54
54
54
54
54
Air Quality Index Trend
48h · 3 stnTigard's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
42.4%
Humidity
18.5 km/h
Wind N
1017.4 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.59 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Tigard?
Temperature & Precipitation
PM2.5 Trend
48h · 3 stationsPM2.58.59 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
Station readings (9 stations within 25 km)
8.59
Median
6.43
Average
4.6
Low
10.8
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.3
What is the 7-day forecast for Tigard?
09-05
26.4° 12.8°
09-06
27.5° 16.1°
09-07
28.7° 10.3°
6.5 mm
09-08
28.5° 15.6°
09-09
29.7° 13.0°
09-10
35.1° 13.3°
09-11
27.4° 12.5°
Both models agree
Avg diff: 4.6°C
Where are air quality stations near Tigard?
45
Tualatin I-5 Roadway, Oregon, USA
26
Beaverton, Oregon, USA
26
Beaverton, Oregon, USA
23
Portland Lincoln High School
19
Sensor Box 5, Oregon, USA
20
Portland Postal Bldg., Oregon, USA
18
Portland Lane Middle School
18
Sensor Box 5, Oregon, USA
18
Sensor Box 5, Oregon, USA
14
Sensor Box 5, Oregon, USA
What cities are near Tigard?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:26 UTC.